radomes.openskiesproject.org
jastiles86 jastiles86
  • 19-08-2016
  • Mathematics
Answered

use synthetic division to check -4 is a root of the polynomial expression: x^4+2x^3-9x^2-2x+8=f(x)

Verified Answer :

caylus
caylus caylus
  • 19-08-2016

Hello,

........|x^4|x^3|x^2|x^1|x^0
........| 1..|.2...|.-9.|.-2.|.8
x=-3.| ....|.-4..|.8..|.4..|.-8
........| 1..|.-2..|.-1.|..2.|.0

x^4+2x^3-9x^2-2x+8=(x+3)(x^3-2x^2-x+2)+0
-4 is a root of the polynomial expression.


Answer Link

Related Questions

When 58x1 13 is subtracted from 1 14x5 16the result is Show work please
An overgarment worn with and slightly shorter than a straight skirt is called a a smock b coatdress c tunic d cowl
Divide. Use partial quotients. 1. $\begin{array}{l} 8 \longdiv { 1 8 4 } \\ \begin{array}{r} \frac{-80}{104} \\ -\frac{80}{24} \\ -24 \\ 0 \end{array
Sunlight heats the ground and the ground warms the nearby air The warm air expands and rises while cool air rushes in to take its place The example below this q
will fluorite scratch penny why or why not
Number puzzleUse the numbers 756 and 3 and only use each number once it has to equal 75 You may use addition subtraction multiplication andor division but you h
3x2 y3 y3 z if x 3 y 2 and z 5
How do your bodys cells get the things they need to survive
how do you find the solution for s in 42s33s1
Solve the formula tvkg for g